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### Question

A plane travelled 10 km to East, then turned North and flew another 15 km, then it turned West and covered 12 km and then turned South and covered 15 km. How far is it from the starting point ?

**A**

0 km.

**B**

2 km.

**C**

3 km.

**D**

5 km.

**Soln.**

**Ans: b**

A is the starting point in the figure below.

My distance from A = AE = EB - AB = CD - AB= 12 km - 10 km = 2 km.